Los Angeles is used to earthquakes, so when a moderate tremor shakes the city, most people think it is just another rough day in California. But this time, the quake is only the beginning. Within hours,

A minor, 3.3-magnitude earthquake struck in Southern California on Monday, according to the United States Geological Survey. The temblor happened at 7:47 a.m. Pacific time about 4 miles southwest of Redlands,

Los Angeles is used to earthquakes, so when a moderate tremor hits the city, most people assume it is just another rough day in California. But this time, the shaking is only the beginning. Within hours, the La Brea Tar Pits erupt, lava starts moving ...

A flurry of seismic activity recently has struck Nevada, including a magnitude 5.7 earthquake 45 miles east of Reno that was powerful enough to cause moderate-to-strong shaking in the small town of Silver Springs.